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envelope-from=het.gala@nutanix.com; helo=mx0a-002c1b01.pphosted.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Author Het Gala hmp_migrate() accepts uri (backward compatibility) and a well-defined struct for migration parameters, and with help of migrate_channel_from_qdict() maps QDict's 'key':'value' pair required for migration stream into MigrateChannel struct. Suggested-by: Daniel P. Berrange Suggested-by: Manish Mishra Suggested-by: Aravind Retnakaran Signed-off-by: Het Gala --- migration/migration.c | 6 +-- monitor/hmp-cmds.c | 91 ++++++++++++++++++++++++++++++++++++++++++- 2 files changed, 93 insertions(+), 4 deletions(-) diff --git a/migration/migration.c b/migration/migration.c index 52b5d39244..1b6e62612a 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -2391,9 +2391,9 @@ static bool migrate_prepare(MigrationState *s, bool blk, bool blk_inc, return true; } -void qmp_migrate(const char *uri, bool has_blk, bool blk, - bool has_inc, bool inc, bool has_detach, bool detach, - bool has_resume, bool resume, Error **errp) +void qmp_migrate(const char *uri, MigrateChannel *channel, bool has_blk, + bool blk, bool has_inc, bool inc, bool has_detach, + bool detach, bool has_resume, bool resume, Error **errp) { Error *local_err = NULL; MigrationState *s = migrate_get_current(); diff --git a/monitor/hmp-cmds.c b/monitor/hmp-cmds.c index ed78a87ddd..e44d96f5dc 100644 --- a/monitor/hmp-cmds.c +++ b/monitor/hmp-cmds.c @@ -999,6 +999,91 @@ void hmp_announce_self(Monitor *mon, const QDict *qdict) qapi_free_AnnounceParameters(params); } +static void +migrate_channel_from_qdict(MigrateChannel **channel, + const QDict *qdict, Error **errp) +{ + Error *err = NULL; + const char *channeltype = qdict_get_try_str(qdict, "channeltype"); + const char *transport_str = qdict_get_try_str(qdict, "transport"); + const char *socketaddr_type = qdict_get_try_str(qdict, "type"); + const char *inet_host = qdict_get_try_str(qdict, "host"); + const char *inet_port = qdict_get_try_str(qdict, "port"); + const char *unix_path = qdict_get_try_str(qdict, "path"); + const char *vsock_cid = qdict_get_try_str(qdict, "cid"); + const char *vsock_port = qdict_get_try_str(qdict, "port"); + const char *fd_str = qdict_get_try_str(qdict, "str"); + const char *exec_str = qdict_get_try_str(qdict, "exec-str"); + const char *rdma_str = qdict_get_try_str(qdict, "rdma-str"); + MigrateChannel *val = g_new0(MigrateChannel, 1); + MigrateChannelType channel_type; + MigrateTransport transport; + MigrateAddress *addr = g_new0(MigrateAddress, 1); + SocketAddress *saddr = g_new(SocketAddress, 1); + SocketAddressType type; + + channel_type = qapi_enum_parse(&MigrateChannelType_lookup, + channeltype, -1, &err); + if (channel_type < 0) { + goto end; + } + + transport = qapi_enum_parse(&MigrateTransport_lookup, + transport_str, -1, &err); + if (transport < 0) { + goto end; + } + + type = qapi_enum_parse(&SocketAddressType_lookup, + socketaddr_type, -1, &err); + if (type < 0) { + goto end; + } + + addr->transport = transport; + switch (transport) { + case MIGRATE_TRANSPORT_SOCKET: + switch (type) { + case SOCKET_ADDRESS_TYPE_INET: + saddr->type = SOCKET_ADDRESS_TYPE_INET; + saddr->u.inet.host = (char *)inet_host; + saddr->u.inet.port = (char *)inet_port; + break; + case SOCKET_ADDRESS_TYPE_UNIX: + saddr->type = SOCKET_ADDRESS_TYPE_UNIX; + saddr->u.q_unix.path = (char *)unix_path; + break; + case SOCKET_ADDRESS_TYPE_VSOCK: + saddr->type = SOCKET_ADDRESS_TYPE_VSOCK; + saddr->u.vsock.cid = (char *)vsock_cid; + saddr->u.vsock.port = (char *)vsock_port; + break; + case SOCKET_ADDRESS_TYPE_FD: + saddr->type = SOCKET_ADDRESS_TYPE_FD; + saddr->u.fd.str = (char *)fd_str; + break; + default: + break; + } + addr->u.socket.socket_type = saddr; + break; + case MIGRATE_TRANSPORT_EXEC: + addr->u.exec.exec_str = (char *)exec_str; + break; + case MIGRATE_TRANSPORT_RDMA: + addr->u.rdma.rdma_str = (char *)rdma_str; + break; + default: + break; + } + + val->channeltype = channel_type; + val->addr = addr; + *channel = val; +end: + error_propagate(errp, err); +} + void hmp_migrate_cancel(Monitor *mon, const QDict *qdict) { qmp_migrate_cancel(NULL); @@ -1441,8 +1526,12 @@ void hmp_migrate(Monitor *mon, const QDict *qdict) const char *uri = qdict_get_str(qdict, "uri"); Error *err = NULL; - qmp_migrate(uri, !!blk, blk, !!inc, inc, + MigrateChannel *channel = g_new0(MigrateChannel, 1); + migrate_channel_from_qdict(&channel, qdict, &err); + + qmp_migrate(uri, channel, !!blk, blk, !!inc, inc, false, false, true, resume, &err); + qapi_free_MigrateChannel(channel); if (hmp_handle_error(mon, err)) { return; }